● The base unit powers the RF module (BSB).
● The devices battery supply must be activated (remove the battery protective
1. Press the button on the RF module (BSB) for at least 8 seconds.
a The LED on the RF module (BSB) blinks rapidly.
2. Press the occupancy button for at least 3 seconds.
a The room unit switches to the service level (Display "ru 1").
3. Depending on the heating circuit, turn knob to "ru 2", "ru 3".
4. Press occupancy button 3 times, until "P3" appears.
5. Press operating mode button.
a The process of opening the connection is started.
a The connection is complete as soon as the LED RF module (AVS71.390) turns
off and the room unit re-starts.
a The LED of the RF module BSB (AVS71.393) lights again after 5 seconds
(operating state "On").
a The room unit displays the room temperature.